VULNERABILITY INTELLIGENCE
CVE-2007-3827
CVSS score5 MEDIUM
EPSS probability0.93%
CISA KEVNot currently listed
Published2007-07-17
Last modified2026-06-16
Description
Mozilla Firefox allows for cookies to be set with a null domain (aka "domainless cookies"), which allows remote attackers to pass information between arbitrary domains and track user activity, as demonstrated by the domain attribute in the document.cookie variable in a javascript: window.